diff options
Diffstat (limited to 'arch/powerpc/sysdev/i8259.c')
| -rw-r--r-- | arch/powerpc/sysdev/i8259.c | 30 |
1 files changed, 10 insertions, 20 deletions
diff --git a/arch/powerpc/sysdev/i8259.c b/arch/powerpc/sysdev/i8259.c index 1a3ef1ab9d6..c2e9465871a 100644 --- a/arch/powerpc/sysdev/i8259.c +++ b/arch/powerpc/sysdev/i8259.c @@ -69,11 +69,6 @@ int i8259_irq(struct pt_regs *regs) return irq + i8259_pic_irq_offset; } -int i8259_irq_cascade(struct pt_regs *regs, void *unused) -{ - return i8259_irq(regs); -} - static void i8259_mask_and_ack_irq(unsigned int irq_nr) { unsigned long flags; @@ -129,19 +124,11 @@ static void i8259_unmask_irq(unsigned int irq_nr) spin_unlock_irqrestore(&i8259_lock, flags); } -static void i8259_end_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED|IRQ_INPROGRESS)) - && irq_desc[irq].action) - i8259_unmask_irq(irq); -} - -struct hw_interrupt_type i8259_pic = { - .typename = " i8259 ", - .enable = i8259_unmask_irq, - .disable = i8259_mask_irq, - .ack = i8259_mask_and_ack_irq, - .end = i8259_end_irq, +static struct irq_chip i8259_pic = { + .typename = " i8259 ", + .mask = i8259_mask_irq, + .unmask = i8259_unmask_irq, + .mask_ack = i8259_mask_and_ack_irq, }; static struct resource pic1_iores = { @@ -207,8 +194,11 @@ void __init i8259_init(unsigned long intack_addr, int offset) spin_unlock_irqrestore(&i8259_lock, flags); - for (i = 0; i < NUM_ISA_INTERRUPTS; ++i) - irq_desc[offset + i].chip = &i8259_pic; + for (i = 0; i < NUM_ISA_INTERRUPTS; ++i) { + set_irq_chip_and_handler(offset + i, &i8259_pic, + handle_level_irq); + irq_desc[offset + i].status |= IRQ_LEVEL; + } /* reserve our resources */ setup_irq(offset + 2, &i8259_irqaction); |