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backend/drm: leave CRTCs on when shutting down

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This avoids a black screen during multiple seconds on shutdown.
To fully allow for flicker-free transitions between DRM masters,
we will also need [1].

[1]: https://gitlab.freedesktop.org/wlroots/wlroots/-/merge_requests/4394

Closes: https://gitlab.freedesktop.org/wlroots/wlroots/-/issues/3497
This commit is contained in:
Simon Ser 2023-10-21 18:45:27 +02:00 committed by Alexander Orzechowski
parent 4932e0d347
commit b0bd86285f
1 changed files with 1 additions and 0 deletions
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1
backend/drm/backend.c
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@ -35,6 +35,7 @@ static void backend_destroy(struct wlr_backend *backend) {
struct wlr_drm_connector *conn, *next;
wl_list_for_each_safe(conn, next, &drm->connectors, link) {
conn->crtc = NULL; // leave CRTCs on when shutting down
destroy_drm_connector(conn);
}