diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index ac65b8c14985..743c86d85852 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -6583,7 +6583,10 @@ void skl_wm_get_hw_state(struct drm_i915_private *dev_priv)
 		enum plane_id plane_id;
 		u8 slices;
 
-		skl_pipe_wm_get_hw_state(crtc, &crtc_state->wm.skl.optimal);
+		memset(&crtc_state->wm.skl.optimal, 0,
+		       sizeof(crtc_state->wm.skl.optimal));
+		if (crtc_state->hw.active)
+			skl_pipe_wm_get_hw_state(crtc, &crtc_state->wm.skl.optimal);
 		crtc_state->wm.skl.raw = crtc_state->wm.skl.optimal;
 
 		memset(&dbuf_state->ddb[pipe], 0, sizeof(dbuf_state->ddb[pipe]));
@@ -6594,6 +6597,9 @@ void skl_wm_get_hw_state(struct drm_i915_private *dev_priv)
 			struct skl_ddb_entry *ddb_y =
 				&crtc_state->wm.skl.plane_ddb_y[plane_id];
 
+			if (!crtc_state->hw.active)
+				continue;
+
 			skl_ddb_get_hw_plane_state(dev_priv, crtc->pipe,
 						   plane_id, ddb, ddb_y);