drm/i915/bios: add VBT swing bit to child device definition

New bit to look in another BDB block for more. No functional changes.

Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/7ab46e3f53fd2c12cb60b9eabbebb65b27004a9e.1559308269.git.jani.nikula@intel.com

diff --git a/drivers/gpu/drm/i915/intel_vbt_defs.h b/drivers/gpu/drm/i915/intel_vbt_defs.h
index 608fa41..ea1697a 100644 (file)
--- a/drivers/gpu/drm/i915/intel_vbt_defs.h
+++ b/drivers/gpu/drm/i915/intel_vbt_defs.h
@@ -391,7 +391,8 @@ struct child_device_config {
                        u8 lspcon:1;                            /* 192 */
                        u8 iboost:1;                            /* 196 */
                        u8 hpd_invert:1;                        /* 196 */
-                       u8 flag_reserved:3;
+                       u8 use_vbt_vswing:1;                    /* 218 */
+                       u8 flag_reserved:2;
                        u8 hdmi_support:1;                      /* 158 */
                        u8 dp_support:1;                        /* 158 */
                        u8 tmds_support:1;                      /* 158 */