drm/amd/powerplay: add BACO platformCaps for VEGA20

BACO reset is needed for RAS recovery.
Signed-off-by: Le Ma <le.ma@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c

@@ -182,6 +182,9 @@ static int vega20_set_features_platform_caps(struct pp_hwmgr *hwmgr)
 	phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 			PHM_PlatformCaps_TablelessHardwareInterface);
 
+	phm_cap_set(hwmgr->platform_descriptor.platformCaps,
+			PHM_PlatformCaps_BACO);
+
 	phm_cap_set(hwmgr->platform_descriptor.platformCaps,
 			PHM_PlatformCaps_EnableSMU7ThermalManagement);