ds_en 552 drivers/gpu/drm/radeon/sumo_dpm.c u32 ds_en = RREG32(DEEP_SLEEP_CNTL) & ENABLE_DS; ds_en 564 drivers/gpu/drm/radeon/sumo_dpm.c if (ds_en) ds_en 570 drivers/gpu/drm/radeon/sumo_dpm.c if (!ds_en)