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-rw-r--r--include/drm/drm_atomic.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
index da9d95a19580..1e713154f00e 100644
--- a/include/drm/drm_atomic.h
+++ b/include/drm/drm_atomic.h
@@ -153,6 +153,17 @@ struct __drm_planes_state {
struct __drm_crtcs_state {
struct drm_crtc *ptr;
struct drm_crtc_state *state, *old_state, *new_state;
+
+ /**
+ * @commit:
+ *
+ * A reference to the CRTC commit object that is kept for use by
+ * drm_atomic_helper_wait_for_flip_done() after
+ * drm_atomic_helper_commit_hw_done() is called. This ensures that a
+ * concurrent commit won't free a commit object that is still in use.
+ */
+ struct drm_crtc_commit *commit;
+
s32 __user *out_fence_ptr;
u64 last_vblank_count;
};