DRM_MODE_PAGE_FLIP_ASYNC
work->async = (page_flip_flags & DRM_MODE_PAGE_FLIP_ASYNC) != 0;
bool async_flip = (crtc->state->pageflip_flags & DRM_MODE_PAGE_FLIP_ASYNC) != 0;
new_pcrtc_state->pageflip_flags & DRM_MODE_PAGE_FLIP_ASYNC ?
if ((arg->flags & DRM_MODE_PAGE_FLIP_ASYNC) &&
if ((page_flip->flags & DRM_MODE_PAGE_FLIP_ASYNC) && !dev->mode_config.async_page_flip)
!(page_flip->flags & DRM_MODE_PAGE_FLIP_ASYNC);
DRM_MODE_PAGE_FLIP_ASYNC | \
DRM_MODE_PAGE_FLIP_ASYNC |\
work->async = (page_flip_flags & DRM_MODE_PAGE_FLIP_ASYNC) != 0;