diff --git a/include/linux/mfd/cros_ec.h b/include/linux/mfd/cros_ec.h
index 60c0880..1f79f16 100644
--- a/include/linux/mfd/cros_ec.h
+++ b/include/linux/mfd/cros_ec.h
@@ -143,6 +143,18 @@
 		       struct cros_ec_command *msg);
 
 /**
+ * cros_ec_check_result - Check ec_msg->result
+ *
+ * This is used by ChromeOS EC drivers to check the ec_msg->result for
+ * errors and to warn about them.
+ *
+ * @ec_dev: EC device
+ * @msg: Message to check
+ */
+int cros_ec_check_result(struct cros_ec_device *ec_dev,
+			 struct cros_ec_command *msg);
+
+/**
  * cros_ec_remove - Remove a ChromeOS EC
  *
  * Call this to deregister a ChromeOS EC, then clean up any private data.