diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
index ebaea5cf72f0..500f177254ac 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_hwmgr.c
@@ -5108,6 +5108,7 @@ static const struct pp_hwmgr_func vega10_hwmgr_funcs = {
 	.avfs_control = vega10_avfs_enable,
 	.notify_cac_buffer_info = vega10_notify_cac_buffer_info,
 	.register_internal_thermal_interrupt = vega10_register_thermal_interrupt,
+	.start_thermal_controller = vega10_start_thermal_controller,
 };
 
 int vega10_hwmgr_init(struct pp_hwmgr *hwmgr)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.h b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.h
index f34ce04cfd89..82f10bdd5f07 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_thermal.h
@@ -71,7 +71,8 @@ extern int vega10_fan_ctrl_get_fan_speed_rpm(struct pp_hwmgr *hwmgr,
 extern int vega10_fan_ctrl_stop_smc_fan_control(struct pp_hwmgr *hwmgr);
 extern int vega10_thermal_disable_alert(struct pp_hwmgr *hwmgr);
 extern int vega10_fan_ctrl_start_smc_fan_control(struct pp_hwmgr *hwmgr);
-
+extern int vega10_start_thermal_controller(struct pp_hwmgr *hwmgr,
+				struct PP_TemperatureRange *range);
 extern uint32_t smu7_get_xclk(struct pp_hwmgr *hwmgr);
 
 #endif