drm/i915/bios: Define VBT block 26 (TV Options) contents

Define the contents of VBT block 26 (TV Options).
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240503122449.27266-26-ville.syrjala@linux.intel.comReviewed-by: Jani Nikula <jani.nikula@intel.com>

drivers/gpu/drm/i915/display/intel_vbt_defs.h

@@ -988,6 +988,18 @@ struct bdb_sdvo_lvds_pps {
 	struct sdvo_lvds_pps pps[4];
 } __packed;
 
+/*
+ * Block 26 - TV Options Block
+ */
+
+struct bdb_tv_options {
+	u16 underscan_overscan_hdtv_component:2;
+	u16 rsvd1:10;
+	u16 underscan_overscan_hdtv_dvi:2;
+	u16 add_modes_to_avoid_overscan_issue:1;
+	u16 d_connector_support:1;
+} __packed;
+
 /*
  * Block 27 - eDP VBT Block
  */