diff --git a/include/scmi_protocols.h b/include/scmi_protocols.h
index 06de4a601f8..34f272c448c 100644
--- a/include/scmi_protocols.h
+++ b/include/scmi_protocols.h
@@ -1046,4 +1046,22 @@ struct scmi_pinctrl_config_set_out {
 	s32 status;
 };
 
+/* SCMI Perf Protocol */
+enum scmi_perf_message_id {
+	SCMI_PERF_DOMAIN_ATTRIBUTES = 0x3,
+	SCMI_PERF_DESCRIBE_LEVELS = 0x4,
+	SCMI_PERF_LIMITS_SET = 0x5,
+	SCMI_PERF_LIMITS_GET = 0x6,
+	SCMI_PERF_LEVEL_SET = 0x7,
+	SCMI_PERF_LEVEL_GET = 0x8
+};
+
+struct scmi_perf_in {
+	u32 domain_id;
+	u32 perf_level;
+};
+
+struct scmi_perf_out {
+	s32 status;
+};
 #endif /* _SCMI_PROTOCOLS_H */