diff options
| author | Simon Ser <contact@emersion.fr> | 2020-11-04 14:02:15 +0100 |
|---|---|---|
| committer | Simon Ser <contact@emersion.fr> | 2020-11-05 09:43:42 +0100 |
| commit | 1328477a82c50ed4dbed0a42d8624510bf8048f1 (patch) | |
| tree | 4ff9e7d65bedfdccb8cc6dde027ef84a50f51d31 | |
| parent | 2934a7292083468b3e25b5d9ff7a03398229b17a (diff) | |
backend/drm: export pending FB in export_dmabuf, if any
This allows callers to grab the current frame right after committing it,
without having to incur a full vblank worth of latency.
| -rw-r--r-- | backend/drm/drm.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/backend/drm/drm.c b/backend/drm/drm.c index 2644014c..40b73925 100644 --- a/backend/drm/drm.c +++ b/backend/drm/drm.c @@ -639,13 +639,15 @@ static bool drm_connector_export_dmabuf(struct wlr_output *output, return false; } - struct wlr_drm_plane *plane = crtc->primary; - - if (plane->current_fb.type == WLR_DRM_FB_TYPE_NONE) { + struct wlr_drm_fb *fb = &crtc->primary->queued_fb; + if (fb->type == WLR_DRM_FB_TYPE_NONE) { + fb = &crtc->primary->current_fb; + } + if (fb->type == WLR_DRM_FB_TYPE_NONE) { return false; } - return export_drm_bo(plane->current_fb.bo, attribs); + return export_drm_bo(fb->bo, attribs); } struct wlr_drm_fb *plane_get_next_fb(struct wlr_drm_plane *plane) { |