diff options
| author | Simon Ser <contact@emersion.fr> | 2020-06-03 10:49:30 +0200 |
|---|---|---|
| committer | Drew DeVault <sir@cmpwn.com> | 2020-06-03 10:27:21 -0600 |
| commit | 8f28f5b2f860440f62a2adc58c88e32ddffc4f41 (patch) | |
| tree | 7766c4f43e3b80b14017215102fc402717658750 /backend/drm | |
| parent | e91417ea8dde8dcb694afc490ef37980d0a8e21a (diff) | |
backend/drm: fix black screens when enabling output
This patch fixes this failure:
01:57:16.642 [ERROR] [backend/drm/drm.c:360] Failed to page-flip output 'eDP-1': a page-flip is already pending
01:57:16.684 [ERROR] [backend/drm/drm.c:360] Failed to page-flip output 'eDP-1': a page-flip is already pending
01:57:16.684 [ERROR] [backend/drm/drm.c:732] Failed to initialize renderer on connector 'eDP-1': initial page-flip failed
01:57:16.684 [ERROR] [backend/drm/drm.c:805] Failed to initialize renderer for plane
01:57:16.684 [sway/config/output.c:423] Failed to commit output eDP-1
References: https://github.com/swaywm/sway/issues/5101
Diffstat (limited to 'backend/drm')
| -rw-r--r-- | backend/drm/drm.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/backend/drm/drm.c b/backend/drm/drm.c index f034bf9f..822ef0e2 100644 --- a/backend/drm/drm.c +++ b/backend/drm/drm.c @@ -356,7 +356,11 @@ static bool drm_crtc_commit(struct wlr_drm_connector *conn, uint32_t flags) { static bool drm_crtc_page_flip(struct wlr_drm_connector *conn) { struct wlr_drm_crtc *crtc = conn->crtc; - if (conn->pageflip_pending) { + // wlr_drm_interface.crtc_commit will perform either a non-blocking + // page-flip, either a blocking modeset. When performing a blocking modeset + // we'll wait for all queued page-flips to complete, so we don't need this + // safeguard. + if (conn->pageflip_pending && !crtc->pending_modeset) { wlr_log(WLR_ERROR, "Failed to page-flip output '%s': " "a page-flip is already pending", conn->output.name); return false; |