diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 3c5757d539ab2ae9fe7efce0503ccc0a95fb4b79..9f432411e9883296c880f345323a344e26ea654d 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -746,12 +746,12 @@ acpi_dev_get_first_match_dev(const char *hid, const char *uid, s64 hrv)
 
 static inline void acpi_dev_put(struct acpi_device *adev) {}
 
-static inline bool is_acpi_node(struct fwnode_handle *fwnode)
+static inline bool is_acpi_node(const struct fwnode_handle *fwnode)
 {
 	return false;
 }
 
-static inline bool is_acpi_device_node(struct fwnode_handle *fwnode)
+static inline bool is_acpi_device_node(const struct fwnode_handle *fwnode)
 {
 	return false;
 }
@@ -761,7 +761,7 @@ static inline struct acpi_device *to_acpi_device_node(struct fwnode_handle *fwno
 	return NULL;
 }
 
-static inline bool is_acpi_data_node(struct fwnode_handle *fwnode)
+static inline bool is_acpi_data_node(const struct fwnode_handle *fwnode)
 {
 	return false;
 }