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backend/drm: rollback pending CRTC state on test commit 

A test commit doesn't apply the pending state.

The CRTC state will be populated again if the compositor decides to
perform a regular commit afterwards.
This commit is contained in:
Simon Ser 2020-05-27 16:35:17 +02:00 committed by Drew DeVault
parent 034384f5aa
commit 42126c2022
1 changed files with 1 additions and 1 deletions
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2
backend/drm/drm.c
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@ -336,7 +336,7 @@ static bool drm_crtc_commit(struct wlr_drm_connector *conn, uint32_t flags) {
get_drm_backend_from_backend(conn->output.backend);
struct wlr_drm_crtc *crtc = conn->crtc;
bool ok = drm->iface->crtc_commit(drm, conn, flags);
if (ok) {
if (ok && !(flags & DRM_MODE_ATOMIC_TEST_ONLY)) {
memcpy(&crtc->current, &crtc->pending, sizeof(struct wlr_drm_crtc_state));
} else {
memcpy(&crtc->pending, &crtc->current, sizeof(struct wlr_drm_crtc_state));