sh: irq: Teach ipr and intc about dynamically allocating irq_descs.

[linux-2.6.git] / arch / sh / kernel / cpu / irq / ipr.c

diff --git a/arch/sh/kernel/cpu/irq/ipr.c b/arch/sh/kernel/cpu/irq/ipr.c
index 3eb17ee..fa0c846 100644 (file)
--- 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");