This is a subset of [1], included here because a subsequent patch needs to document the behavior of this flag under the atomic uAPI. v2: new patch [1]: https://patchwork.freedesktop.org/patch/500177/ Signed-off-by: Simon Ser <contact@xxxxxxxxxxx> Reviewed-by: André Almeida <andrealmeid@xxxxxxxxxx> Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx> --- include/uapi/drm/drm_mode.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/include/uapi/drm/drm_mode.h b/include/uapi/drm/drm_mode.h index fa953309d9ce..86a292c3185a 100644 --- a/include/uapi/drm/drm_mode.h +++ b/include/uapi/drm/drm_mode.h @@ -936,6 +936,13 @@ struct hdr_output_metadata { }; #define DRM_MODE_PAGE_FLIP_EVENT 0x01 +/** + * DRM_MODE_PAGE_FLIP_ASYNC + * + * Request that the page-flip is performed as soon as possible, ie. with no + * delay due to waiting for vblank. This may cause tearing to be visible on + * the screen. + */ #define DRM_MODE_PAGE_FLIP_ASYNC 0x02 #define DRM_MODE_PAGE_FLIP_TARGET_ABSOLUTE 0x4 #define DRM_MODE_PAGE_FLIP_TARGET_RELATIVE 0x8 -- 2.37.3
