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Diffstat (limited to 'arch/mips/ralink/irq.c')
-rw-r--r--arch/mips/ralink/irq.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/mips/ralink/irq.c b/arch/mips/ralink/irq.c
index 0495011a19df..7634dcd88766 100644
--- a/arch/mips/ralink/irq.c
+++ b/arch/mips/ralink/irq.c
@@ -45,6 +45,7 @@
#define RALINK_INTC_IRQ_PERFC (RALINK_INTC_IRQ_BASE + 9)
static void __iomem *rt_intc_membase;
+static int rt_perfcount_irq;
static inline void rt_intc_w32(u32 val, unsigned reg)
{
@@ -73,6 +74,11 @@ static struct irq_chip ralink_intc_irq_chip = {
.irq_mask_ack = ralink_intc_irq_mask,
};
+int get_c0_perfcount_int(void)
+{
+ return rt_perfcount_irq;
+}
+
unsigned int get_c0_compare_int(void)
{
return CP0_LEGACY_COMPARE_IRQ;
@@ -167,7 +173,7 @@ static int __init intc_of_init(struct device_node *node,
irq_set_handler_data(irq, domain);
/* tell the kernel which irq is used for performance monitoring */
- cp0_perfcount_irq = irq_create_mapping(domain, 9);
+ rt_perfcount_irq = irq_create_mapping(domain, 9);
return 0;
}