drm/amd/powerplay: add new function point in hwmgr.

1. for set_cpu_power_state
2. restore display configuration
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com>

drivers/gpu/drm/amd/powerplay/inc/hwmgr.h

@@ -312,6 +312,10 @@ struct pp_hwmgr_func {
 					const struct pp_hw_power_state *pstate1,
 					const struct pp_hw_power_state *pstate2,
 					bool *equal);
+	int (*set_cpu_power_state)(struct pp_hwmgr *hwmgr);
+	int (*store_cc6_data)(struct pp_hwmgr *hwmgr, uint32_t separation_time,
+				bool cc6_disable, bool pstate_disable,
+				bool pstate_switch_disable);
 };
 
 struct pp_table_func {