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-rw-r--r--include/acpi/acpi_bus.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index b241b733052e..6d82c5c14c0f 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -431,6 +431,9 @@ struct acpi_pci_root {
};
/* helper */
+
+struct acpi_device *acpi_find_child_device(struct acpi_device *parent,
+ u64 address, bool check_children);
acpi_handle acpi_find_child(acpi_handle, u64, bool);
static inline acpi_handle acpi_get_child(acpi_handle handle, u64 addr)
{