diff options
| -rw-r--r-- | arch/sh/kernel/cpu/irq/ipr.c | 8 | ||||
| -rw-r--r-- | drivers/sh/intc.c | 12 |
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); } } |