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-rw-r--r--arch/mips/sgi-ip27/ip27-irq.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/arch/mips/sgi-ip27/ip27-irq.c b/arch/mips/sgi-ip27/ip27-irq.c
index 8f5299b269..00e63e9ef6 100644
--- a/arch/mips/sgi-ip27/ip27-irq.c
+++ b/arch/mips/sgi-ip27/ip27-irq.c
@@ -277,7 +277,6 @@ void __init arch_init_irq(void)
{
struct irq_domain *domain;
struct fwnode_handle *fn;
- int i;
mips_cpu_irq_init();
@@ -286,20 +285,16 @@ void __init arch_init_irq(void)
* Mark these as reserved right away so they won't be used accidentally
* later.
*/
- for (i = 0; i <= CPU_CALL_B_IRQ; i++)
- set_bit(i, hub_irq_map);
-
- for (i = NI_BRDCAST_ERR_A; i <= MSC_PANIC_INTR; i++)
- set_bit(i, hub_irq_map);
+ bitmap_set(hub_irq_map, 0, CPU_CALL_B_IRQ + 1);
+ bitmap_set(hub_irq_map, NI_BRDCAST_ERR_A, MSC_PANIC_INTR - NI_BRDCAST_ERR_A + 1);
fn = irq_domain_alloc_named_fwnode("HUB");
- WARN_ON(fn == NULL);
- if (!fn)
+ if (WARN_ON(fn == NULL))
return;
+
domain = irq_domain_create_linear(fn, IP27_HUB_IRQ_COUNT,
&hub_domain_ops, NULL);
- WARN_ON(domain == NULL);
- if (!domain)
+ if (WARN_ON(domain == NULL))
return;
irq_set_default_host(domain);