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-rw-r--r--drivers/gpu/drm/i915/intel_bios.c36
1 files changed, 23 insertions, 13 deletions
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index 7e868d228c7b..b1f73ac0f3fd 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -129,10 +129,6 @@ parse_lfp_panel_data(struct drm_i915_private *dev_priv,
int i, temp_downclock;
struct drm_display_mode *temp_mode;
- /* Defaults if we can't find VBT info */
- dev_priv->lvds_dither = 0;
- dev_priv->lvds_vbt = 0;
-
lvds_options = find_section(bdb, BDB_LVDS_OPTIONS);
if (!lvds_options)
return;
@@ -140,6 +136,7 @@ parse_lfp_panel_data(struct drm_i915_private *dev_priv,
dev_priv->lvds_dither = lvds_options->pixel_dither;
if (lvds_options->panel_type == 0xff)
return;
+
panel_type = lvds_options->panel_type;
lvds_lfp_data = find_section(bdb, BDB_LVDS_LFP_DATA);
@@ -232,8 +229,6 @@ parse_sdvo_panel_data(struct drm_i915_private *dev_priv,
struct lvds_dvo_timing *dvo_timing;
struct drm_display_mode *panel_fixed_mode;
- dev_priv->sdvo_lvds_vbt_mode = NULL;
-
sdvo_lvds_options = find_section(bdb, BDB_SDVO_LVDS_OPTIONS);
if (!sdvo_lvds_options)
return;
@@ -262,10 +257,6 @@ parse_general_features(struct drm_i915_private *dev_priv,
struct drm_device *dev = dev_priv->dev;
struct bdb_general_features *general;
- /* Set sensible defaults in case we can't find the general block */
- dev_priv->int_tv_support = 1;
- dev_priv->int_crt_support = 1;
-
general = find_section(bdb, BDB_GENERAL_FEATURES);
if (general) {
dev_priv->int_tv_support = general->int_tv_support;
@@ -423,8 +414,6 @@ parse_edp(struct drm_i915_private *dev_priv, struct bdb_header *bdb)
{
struct bdb_edp *edp;
- dev_priv->edp.bpp = 18;
-
edp = find_section(bdb, BDB_EDP);
if (!edp) {
if (SUPPORTS_EDP(dev_priv->dev) && dev_priv->edp.support) {
@@ -528,6 +517,27 @@ parse_device_mapping(struct drm_i915_private *dev_priv,
return;
}
+static void
+init_vbt_defaults(struct drm_i915_private *dev_priv)
+{
+ dev_priv->crt_ddc_pin = GMBUS_PORT_VGADDC;
+
+ /* LFP panel data */
+ dev_priv->lvds_dither = 1;
+ dev_priv->lvds_vbt = 0;
+
+ /* SDVO panel data */
+ dev_priv->sdvo_lvds_vbt_mode = NULL;
+
+ /* general features */
+ dev_priv->int_tv_support = 1;
+ dev_priv->int_crt_support = 1;
+ dev_priv->lvds_use_ssc = 0;
+
+ /* eDP data */
+ dev_priv->edp.bpp = 18;
+}
+
/**
* intel_init_bios - initialize VBIOS settings & find VBT
* @dev: DRM device
@@ -545,7 +555,7 @@ intel_init_bios(struct drm_device *dev)
struct bdb_header *bdb = NULL;
u8 __iomem *bios = NULL;
- dev_priv->crt_ddc_pin = GMBUS_PORT_VGADDC;
+ init_vbt_defaults(dev_priv);
/* XXX Should this validation be moved to intel_opregion.c? */
if (dev_priv->opregion.vbt) {