ES_FLUSH_CTL     1015 drivers/gpu/drm/radeon/evergreend.h #define		ES_FLUSH_CTL(x)					((x) << 0)
ES_FLUSH_CTL      478 drivers/gpu/drm/radeon/nid.h #define		ES_FLUSH_CTL(x)					((x) << 0)
ES_FLUSH_CTL      518 drivers/gpu/drm/radeon/rv770d.h #define		ES_FLUSH_CTL(x)					((x) << 0)