int lanes;
                int preemphasis;
                int vswing;
+               bool low_vswing;
                bool initialized;
                bool support;
                int bpp;
 
        struct intel_context *kernel_context;
 
-       bool edp_low_vswing;
-
        /* perform PHY state sanity checks? */
        bool chv_phy_assert[2];
 
 
 
                /* Don't read from VBT if module parameter has valid value*/
                if (i915.edp_vswing) {
-                       dev_priv->edp_low_vswing = i915.edp_vswing == 1;
+                       dev_priv->vbt.edp.low_vswing = i915.edp_vswing == 1;
                } else {
                        vswing = (edp->edp_vswing_preemph >> (panel_type * 4)) & 0xF;
-                       dev_priv->edp_low_vswing = vswing == 0;
+                       dev_priv->vbt.edp.low_vswing = vswing == 0;
                }
        }
 }
 
 static const struct ddi_buf_trans *
 skl_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)
 {
-       if (dev_priv->edp_low_vswing) {
+       if (dev_priv->vbt.edp.low_vswing) {
                if (IS_SKL_ULX(dev_priv) || IS_KBL_ULX(dev_priv)) {
                        *n_entries = ARRAY_SIZE(skl_y_ddi_translations_edp);
                        return skl_y_ddi_translations_edp;
        u32 n_entries, i;
        uint32_t val;
 
-       if (type == INTEL_OUTPUT_EDP && dev_priv->edp_low_vswing) {
+       if (type == INTEL_OUTPUT_EDP && dev_priv->vbt.edp.low_vswing) {
                n_entries = ARRAY_SIZE(bxt_ddi_translations_edp);
                ddi_translations = bxt_ddi_translations_edp;
        } else if (type == INTEL_OUTPUT_DISPLAYPORT
 
        if (IS_BROXTON(dev))
                return DP_TRAIN_VOLTAGE_SWING_LEVEL_3;
        else if (INTEL_INFO(dev)->gen >= 9) {
-               if (dev_priv->edp_low_vswing && port == PORT_A)
+               if (dev_priv->vbt.edp.low_vswing && port == PORT_A)
                        return DP_TRAIN_VOLTAGE_SWING_LEVEL_3;
                return DP_TRAIN_VOLTAGE_SWING_LEVEL_2;
        } else if (IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev))