DRM_CAP_DUMB_PREFER_SHADOW  632 include/uapi/drm/drm.h #define DRM_CAP_DUMB_PREFER_SHADOW	0x4
DRM_CAP_DUMB_PREFER_SHADOW  632 tools/include/uapi/drm/drm.h #define DRM_CAP_DUMB_PREFER_SHADOW	0x4