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-rw-r--r--include/drm/drm_atomic.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
index 1bbfedf466b9..8a3a913320eb 100644
--- a/include/drm/drm_atomic.h
+++ b/include/drm/drm_atomic.h
@@ -163,5 +163,11 @@ int __must_check drm_atomic_async_commit(struct drm_atomic_state *state);
(plane_state) = (state)->plane_states[__i], 1); \
(__i)++) \
if (plane_state)
+static inline bool
+drm_atomic_crtc_needs_modeset(struct drm_crtc_state *state)
+{
+ return state->mode_changed || state->active_changed;
+}
+
#endif /* DRM_ATOMIC_H_ */
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