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path: root/drivers/sh/intc/core.c
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Diffstat (limited to 'drivers/sh/intc/core.c')
-rw-r--r--drivers/sh/intc/core.c33
1 files changed, 23 insertions, 10 deletions
diff --git a/drivers/sh/intc/core.c b/drivers/sh/intc/core.c
index 2374468615e..81f22980b2d 100644
--- a/drivers/sh/intc/core.c
+++ b/drivers/sh/intc/core.c
@@ -80,12 +80,6 @@ static void __init intc_register_irq(struct intc_desc *desc,
unsigned int data[2], primary;
unsigned long flags;
- /*
- * Register the IRQ position with the global IRQ map, then insert
- * it in to the radix tree.
- */
- irq_reserve_irq(irq);
-
raw_spin_lock_irqsave(&intc_big_lock, flags);
radix_tree_insert(&d->tree, enum_id, intc_irq_xlate_get(irq));
raw_spin_unlock_irqrestore(&intc_big_lock, flags);
@@ -324,8 +318,16 @@ int __init register_intc_controller(struct intc_desc *desc)
res = irq_create_identity_mapping(d->domain, irq);
if (unlikely(res)) {
- pr_err("can't get irq_desc for %d\n", irq);
- continue;
+ if (res == -EEXIST) {
+ res = irq_domain_associate(d->domain, irq, irq);
+ if (unlikely(res)) {
+ pr_err("domain association failure\n");
+ continue;
+ }
+ } else {
+ pr_err("can't identity map IRQ %d\n", irq);
+ continue;
+ }
}
intc_irq_xlate_set(irq, vect->enum_id, d);
@@ -345,8 +347,19 @@ int __init register_intc_controller(struct intc_desc *desc)
*/
res = irq_create_identity_mapping(d->domain, irq2);
if (unlikely(res)) {
- pr_err("can't get irq_desc for %d\n", irq2);
- continue;
+ if (res == -EEXIST) {
+ res = irq_domain_associate(d->domain,
+ irq2, irq2);
+ if (unlikely(res)) {
+ pr_err("domain association "
+ "failure\n");
+ continue;
+ }
+ } else {
+ pr_err("can't identity map IRQ %d\n",
+ irq);
+ continue;
+ }
}
vect2->enum_id = 0;