diff --git a/drivers/gpu/drm/i915/intel_atomic.c b/drivers/gpu/drm/i915/intel_atomic.c
index bb8c1687823e574c8d510511a537ba1916e27bdd..40285d1b91b7fb8968bcfea69b9353ab8b2e782f 100644
--- a/drivers/gpu/drm/i915/intel_atomic.c
+++ b/drivers/gpu/drm/i915/intel_atomic.c
@@ -227,6 +227,7 @@ int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv,
 	struct intel_crtc_scaler_state *scaler_state =
 		&crtc_state->scaler_state;
 	struct drm_atomic_state *drm_state = crtc_state->base.state;
+	struct intel_atomic_state *intel_state = to_intel_atomic_state(drm_state);
 	int num_scalers_need;
 	int i, j;
 
@@ -304,8 +305,8 @@ int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv,
 				continue;
 			}
 
-			plane_state = intel_atomic_get_existing_plane_state(drm_state,
-									    intel_plane);
+			plane_state = intel_atomic_get_new_plane_state(intel_state,
+								       intel_plane);
 			scaler_id = &plane_state->scaler_id;
 		}
 
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index b2e0fa04ef5b0e7d4736bc98551b53c3ef5c919b..e545aa673bd91876dc54d0a1a149e1c482d8a6fe 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -2109,17 +2109,6 @@ intel_atomic_get_existing_crtc_state(struct drm_atomic_state *state,
 		return NULL;
 }
 
-static inline struct intel_plane_state *
-intel_atomic_get_existing_plane_state(struct drm_atomic_state *state,
-				      struct intel_plane *plane)
-{
-	struct drm_plane_state *plane_state;
-
-	plane_state = drm_atomic_get_existing_plane_state(state, &plane->base);
-
-	return to_intel_plane_state(plane_state);
-}
-
 int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv,
 			       struct intel_crtc *intel_crtc,
 			       struct intel_crtc_state *crtc_state);
diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 007a12ebe7254c796ac75ba470d5627589b29558..4baab858e4427e9139e6fce33b0da6ab61224d62 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -5037,8 +5037,6 @@ skl_ddb_add_affected_planes(struct intel_crtc_state *cstate)
 	struct drm_plane *plane;
 	enum pipe pipe = intel_crtc->pipe;
 
-	WARN_ON(!drm_atomic_get_existing_crtc_state(state, crtc));
-
 	drm_for_each_plane_mask(plane, dev, cstate->base.plane_mask) {
 		enum plane_id plane_id = to_intel_plane(plane)->id;