diff --git a/core/interrupts.c b/core/interrupts.c
index 1cdf3e4175a7..d567b306ad26 100644
--- a/core/interrupts.c
+++ b/core/interrupts.c
@@ -101,7 +101,7 @@ void unregister_irq_source(uint32_t start, uint32_t count)
 	assert(0);
 }
 
-static struct irq_source *irq_find_source(uint32_t isn)
+struct irq_source *irq_find_source(uint32_t isn)
 {
 	struct irq_source *is;
 
diff --git a/include/interrupts.h b/include/interrupts.h
index 6b55099f5e6a..61149cf28c87 100644
--- a/include/interrupts.h
+++ b/include/interrupts.h
@@ -295,6 +295,7 @@ extern void __register_irq_source(struct irq_source *is, bool secondary);
 extern void register_irq_source(const struct irq_source_ops *ops, void *data,
 				uint32_t start, uint32_t count);
 extern void unregister_irq_source(uint32_t start, uint32_t count);
+extern struct irq_source *irq_find_source(uint32_t isn);
 
 extern uint32_t get_psi_interrupt(uint32_t chip_id);