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-rw-r--r--arch/sh/kernel/cpu/irq/ipr.c8
-rw-r--r--drivers/sh/intc.c12
2 files changed, 18 insertions, 2 deletions
diff --git a/arch/sh/kernel/cpu/irq/ipr.c b/arch/sh/kernel/cpu/irq/ipr.c
index 3eb17ee5540..fa0c8467a28 100644
--- a/arch/sh/kernel/cpu/irq/ipr.c
+++ b/arch/sh/kernel/cpu/irq/ipr.c
@@ -59,10 +59,18 @@ void register_ipr_controller(struct ipr_desc *desc)
for (i = 0; i < desc->nr_irqs; i++) {
struct ipr_data *p = desc->ipr_data + i;
+ struct irq_desc *irq_desc;
BUG_ON(p->ipr_idx >= desc->nr_offsets);
BUG_ON(!desc->ipr_offsets[p->ipr_idx]);
+ irq_desc = irq_to_desc_alloc_cpu(p->irq, smp_processor_id());
+ if (unlikely(!irq_desc)) {
+ printk(KERN_INFO "can not get irq_desc for %d\n",
+ p->irq);
+ continue;
+ }
+
disable_irq_nosync(p->irq);
set_irq_chip_and_handler_name(p->irq, &desc->chip,
handle_level_irq, "level");
diff --git a/drivers/sh/intc.c b/drivers/sh/intc.c
index 12d13d99b6f..098b767e9af 100644
--- a/drivers/sh/intc.c
+++ b/drivers/sh/intc.c
@@ -671,7 +671,7 @@ unsigned int intc_evt2irq(unsigned int vector)
void __init register_intc_controller(struct intc_desc *desc)
{
- unsigned int i, k, smp;
+ unsigned int i, k, smp, cpu = smp_processor_id();
struct intc_desc_int *d;
d = alloc_bootmem(sizeof(*d));
@@ -770,11 +770,19 @@ void __init register_intc_controller(struct intc_desc *desc)
/* register the vectors one by one */
for (i = 0; i < desc->nr_vectors; i++) {
struct intc_vect *vect = desc->vectors + i;
+ unsigned int irq = evt2irq(vect->vect);
+ struct irq_desc *irq_desc;
if (!vect->enum_id)
continue;
- intc_register_irq(desc, d, vect->enum_id, evt2irq(vect->vect));
+ irq_desc = irq_to_desc_alloc_cpu(irq, cpu);
+ if (unlikely(!irq_desc)) {
+ printk(KERN_INFO "can not get irq_desc for %d\n", irq);
+ continue;
+ }
+
+ intc_register_irq(desc, d, vect->enum_id, irq);
}
}