diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
index 22d8b98ac0d..cad5282106e 100644
--- a/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
+++ b/src/gallium/winsys/radeon/drm/radeon_drm_winsys.c
@@ -608,6 +608,8 @@ static bool do_winsys_init(struct radeon_drm_winsys *ws)
    ws->info.num_physical_sgprs_per_simd = 512;
    ws->info.num_physical_wave64_vgprs_per_simd = 256;
    ws->info.has_3d_cube_border_color_mipmap = true;
+   ws->info.spi_cu_en_has_effect = false;
+   ws->info.spi_cu_en = 0xffff;
 
    ws->check_vm = strstr(debug_get_option("R600_DEBUG", ""), "check_vm") != NULL ||
                                                                             strstr(debug_get_option("AMD_DEBUG", ""), "check_vm") != NULL;