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Diffstat (limited to 'arch/avr32/mach-at32ap/intc.c')
-rw-r--r--arch/avr32/mach-at32ap/intc.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/avr32/mach-at32ap/intc.c b/arch/avr32/mach-at32ap/intc.c
index 74f8c9f2f03..eb87a18ad7b 100644
--- a/arch/avr32/mach-at32ap/intc.c
+++ b/arch/avr32/mach-at32ap/intc.c
@@ -52,16 +52,19 @@ static struct intc intc0 = {
52asmlinkage void do_IRQ(int level, struct pt_regs *regs) 52asmlinkage void do_IRQ(int level, struct pt_regs *regs)
53{ 53{
54 struct irq_desc *desc; 54 struct irq_desc *desc;
55 struct pt_regs *old_regs;
55 unsigned int irq; 56 unsigned int irq;
56 unsigned long status_reg; 57 unsigned long status_reg;
57 58
58 local_irq_disable(); 59 local_irq_disable();
59 60
61 old_regs = set_irq_regs(regs);
62
60 irq_enter(); 63 irq_enter();
61 64
62 irq = intc_readl(&intc0, INTCAUSE0 - 4 * level); 65 irq = intc_readl(&intc0, INTCAUSE0 - 4 * level);
63 desc = irq_desc + irq; 66 desc = irq_desc + irq;
64 desc->handle_irq(irq, desc, regs); 67 desc->handle_irq(irq, desc);
65 68
66 /* 69 /*
67 * Clear all interrupt level masks so that we may handle 70 * Clear all interrupt level masks so that we may handle
@@ -75,6 +78,8 @@ asmlinkage void do_IRQ(int level, struct pt_regs *regs)
75 sysreg_write(SR, status_reg); 78 sysreg_write(SR, status_reg);
76 79
77 irq_exit(); 80 irq_exit();
81
82 set_irq_regs(old_regs);
78} 83}
79 84
80void __init init_IRQ(void) 85void __init init_IRQ(void)