diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 80175a38a8755c279f407cdc9678fe216463b54b..d52a15df6917cc054df25cccdba43f6ef8abfaa0 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -2818,7 +2818,12 @@ void skl_ddb_get_hw_state(struct drm_i915_private *dev_priv,
 	int plane;
 	u32 val;
 
+	memset(ddb, 0, sizeof(*ddb));
+
 	for_each_pipe(dev_priv, pipe) {
+		if (!intel_display_power_is_enabled(dev_priv, POWER_DOMAIN_PIPE(pipe)))
+			continue;
+
 		for_each_plane(dev_priv, pipe, plane) {
 			val = I915_READ(PLANE_BUF_CFG(pipe, plane));
 			skl_ddb_entry_init_from_hw(&ddb->plane[pipe][plane],