1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c
index 127468785f74..1f94b9affe4b 100644
--- a/drivers/gpu/drm/vc4/vc4_kms.c
+++ b/drivers/gpu/drm/vc4/vc4_kms.c
@@ -214,6 +214,12 @@ static int vc4_atomic_commit(struct drm_device *dev,
                 return 0;
         }
 
+        /* We know for sure we don't want an async update here. Set
+         * state->legacy_cursor_update to false to prevent
+         * drm_atomic_helper_setup_commit() from auto-completing
+         * commit->flip_done.
+         */
+        state->legacy_cursor_update = false;
         ret = drm_atomic_helper_setup_commit(state, nonblock);
         if (ret)
                 return ret;