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-rw-r--r--arch/arm/mach-ns9xxx/irq.c58
1 files changed, 4 insertions, 54 deletions
diff --git a/arch/arm/mach-ns9xxx/irq.c b/arch/arm/mach-ns9xxx/irq.c
index 389fa5c669de..bf0fd48cbd80 100644
--- a/arch/arm/mach-ns9xxx/irq.c
+++ b/arch/arm/mach-ns9xxx/irq.c
@@ -31,17 +31,11 @@ static void ns9xxx_mask_irq(struct irq_data *d)
__raw_writel(ic, SYS_IC(prio / 4));
}
-static void ns9xxx_ack_irq(struct irq_data *d)
+static void ns9xxx_eoi_irq(struct irq_data *d)
{
__raw_writel(0, SYS_ISRADDR);
}
-static void ns9xxx_maskack_irq(struct irq_data *d)
-{
- ns9xxx_mask_irq(d);
- ns9xxx_ack_irq(d);
-}
-
static void ns9xxx_unmask_irq(struct irq_data *d)
{
/* XXX: better use cpp symbols */
@@ -52,56 +46,11 @@ static void ns9xxx_unmask_irq(struct irq_data *d)
}
static struct irq_chip ns9xxx_chip = {
- .irq_ack = ns9xxx_ack_irq,
+ .irq_eoi = ns9xxx_eoi_irq,
.irq_mask = ns9xxx_mask_irq,
- .irq_mask_ack = ns9xxx_maskack_irq,
.irq_unmask = ns9xxx_unmask_irq,
};
-#if 0
-#define handle_irq handle_level_irq
-#else
-static void handle_prio_irq(unsigned int irq, struct irq_desc *desc)
-{
- struct irqaction *action;
- irqreturn_t action_ret;
-
- raw_spin_lock(&desc->lock);
-
- BUG_ON(desc->status & IRQ_INPROGRESS);
-
- desc->status &= ~(IRQ_REPLAY | IRQ_WAITING);
- kstat_incr_irqs_this_cpu(irq, desc);
-
- action = desc->action;
- if (unlikely(!action || (desc->status & IRQ_DISABLED)))
- goto out_mask;
-
- desc->status |= IRQ_INPROGRESS;
- raw_spin_unlock(&desc->lock);
-
- action_ret = handle_IRQ_event(irq, action);
-
- /* XXX: There is no direct way to access noirqdebug, so check
- * unconditionally for spurious irqs...
- * Maybe this function should go to kernel/irq/chip.c? */
- note_interrupt(irq, desc, action_ret);
-
- raw_spin_lock(&desc->lock);
- desc->status &= ~IRQ_INPROGRESS;
-
- if (desc->status & IRQ_DISABLED)
-out_mask:
- desc->irq_data.chip->irq_mask(&desc->irq_data);
-
- /* ack unconditionally to unmask lower prio irqs */
- desc->irq_data.chip->irq_ack(&desc->irq_data);
-
- raw_spin_unlock(&desc->lock);
-}
-#define handle_irq handle_prio_irq
-#endif
-
void __init ns9xxx_init_irq(void)
{
int i;
@@ -119,7 +68,8 @@ void __init ns9xxx_init_irq(void)
for (i = 0; i <= 31; ++i) {
set_irq_chip(i, &ns9xxx_chip);
- set_irq_handler(i, handle_irq);
+ set_irq_handler(i, handle_fasteoi_irq);
set_irq_flags(i, IRQF_VALID);
+ irq_set_status_flags(i, IRQ_LEVEL);
}
}