diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
index 24583b455f2d..5da8ae407dfd 100644
--- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h
+++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
@@ -918,7 +918,7 @@ struct bdb_lfp_backlight_data {
  * Block 44 - LFP Power Conservation Features Block
  */
 struct lfp_power_features {
-	u8 reserved1:1;
+	u8 dpst_support:1;						/* ???-159 */
 	u8 power_conservation_pref:3;
 	u8 reserved2:1;
 	u8 lace_enabled_status:1;					/* 210+ */