drm/amd/display: Add SMU version field to clk_mgr_internal

For some platforms, we need to know SMU version for driver/SMU
compatibility. This change adds that field.
Signed-off-by: Fatemeh Darbehani <fatemeh.darbehani@amd.com>
Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Leo Li <sunpeng.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h

@@ -191,6 +191,7 @@ struct state_dependent_clocks {
 
 struct clk_mgr_internal {
 	struct clk_mgr base;
+	int smu_ver;
 	struct pp_smu_funcs *pp_smu;
 	struct clk_mgr_internal_funcs *funcs;