1 files changed, 9 insertions, 65 deletions

diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 30a8403a8f4f..bc53c0dd34d0 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -109,7 +109,6 @@ static void intel_lvds_get_config(struct intel_encoder *encoder,
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct intel_lvds_encoder *lvds_encoder = to_lvds_encoder(&encoder->base);
 	u32 tmp, flags = 0;
-	int dotclock;
 
 	tmp = I915_READ(lvds_encoder->reg);
 	if (tmp & LVDS_HSYNC_POLARITY)
@@ -123,6 +122,10 @@ static void intel_lvds_get_config(struct intel_encoder *encoder,
 
 	pipe_config->base.adjusted_mode.flags |= flags;
 
+	if (INTEL_INFO(dev)->gen < 5)
+		pipe_config->gmch_pfit.lvds_border_bits =
+			tmp & LVDS_BORDER_ENABLE;
+
 	/* gen2/3 store dither state in pfit control, needs to match */
 	if (INTEL_INFO(dev)->gen < 4) {
 		tmp = I915_READ(PFIT_CONTROL);
@@ -130,12 +133,7 @@ static void intel_lvds_get_config(struct intel_encoder *encoder,
 		pipe_config->gmch_pfit.control |= tmp & PANEL_8TO6_DITHER_ENABLE;
 	}
 
-	dotclock = pipe_config->port_clock;
-
-	if (HAS_PCH_SPLIT(dev_priv->dev))
-		ironlake_check_encoder_dotclock(pipe_config, dotclock);
-
-	pipe_config->base.adjusted_mode.crtc_clock = dotclock;
+	pipe_config->base.adjusted_mode.crtc_clock = pipe_config->port_clock;
 }
 
 static void intel_pre_enable_lvds(struct intel_encoder *encoder)
@@ -151,7 +149,7 @@ static void intel_pre_enable_lvds(struct intel_encoder *encoder)
 	if (HAS_PCH_SPLIT(dev)) {
 		assert_fdi_rx_pll_disabled(dev_priv, pipe);
 		assert_shared_dpll_disabled(dev_priv,
-					    intel_crtc_to_shared_dpll(crtc));
+					    crtc->config->shared_dpll);
 	} else {
 		assert_pll_disabled(dev_priv, pipe);
 	}
@@ -478,11 +476,8 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
 	 * and as part of the cleanup in the hw state restore we also redisable
 	 * the vga plane.
 	 */
-	if (!HAS_PCH_SPLIT(dev)) {
-		drm_modeset_lock_all(dev);
+	if (!HAS_PCH_SPLIT(dev))
 		intel_display_resume(dev);
-		drm_modeset_unlock_all(dev);
-	}
 
 	dev_priv->modeset_restore = MODESET_DONE;
 
@@ -781,57 +776,6 @@ static const struct dmi_system_id intel_no_lvds[] = {
 	{ }	/* terminating entry */
 };
 
-/*
- * Enumerate the child dev array parsed from VBT to check whether
- * the LVDS is present.
- * If it is present, return 1.
- * If it is not present, return false.
- * If no child dev is parsed from VBT, it assumes that the LVDS is present.
- */
-static bool lvds_is_present_in_vbt(struct drm_device *dev,
-				   u8 *i2c_pin)
-{
-	struct drm_i915_private *dev_priv = dev->dev_private;
-	int i;
-
-	if (!dev_priv->vbt.child_dev_num)
-		return true;
-
-	for (i = 0; i < dev_priv->vbt.child_dev_num; i++) {
-		union child_device_config *uchild = dev_priv->vbt.child_dev + i;
-		struct old_child_dev_config *child = &uchild->old;
-
-		/* If the device type is not LFP, continue.
-		 * We have to check both the new identifiers as well as the
-		 * old for compatibility with some BIOSes.
-		 */
-		if (child->device_type != DEVICE_TYPE_INT_LFP &&
-		    child->device_type != DEVICE_TYPE_LFP)
-			continue;
-
-		if (intel_gmbus_is_valid_pin(dev_priv, child->i2c_pin))
-			*i2c_pin = child->i2c_pin;
-
-		/* However, we cannot trust the BIOS writers to populate
-		 * the VBT correctly.  Since LVDS requires additional
-		 * information from AIM blocks, a non-zero addin offset is
-		 * a good indicator that the LVDS is actually present.
-		 */
-		if (child->addin_offset)
-			return true;
-
-		/* But even then some BIOS writers perform some black magic
-		 * and instantiate the device without reference to any
-		 * additional data.  Trust that if the VBT was written into
-		 * the OpRegion then they have validated the LVDS's existence.
-		 */
-		if (dev_priv->opregion.vbt)
-			return true;
-	}
-
-	return false;
-}
-
 static int intel_dual_link_lvds_callback(const struct dmi_system_id *id)
 {
 	DRM_INFO("Forcing lvds to dual link mode on %s\n", id->ident);
@@ -981,14 +925,14 @@ void intel_lvds_init(struct drm_device *dev)
 	if (HAS_PCH_SPLIT(dev)) {
 		if ((lvds & LVDS_DETECTED) == 0)
 			return;
-		if (dev_priv->vbt.edp_support) {
+		if (dev_priv->vbt.edp.support) {
 			DRM_DEBUG_KMS("disable LVDS for eDP support\n");
 			return;
 		}
 	}
 
 	pin = GMBUS_PIN_PANEL;
-	if (!lvds_is_present_in_vbt(dev, &pin)) {
+	if (!intel_bios_is_lvds_present(dev_priv, &pin)) {
 		if ((lvds & LVDS_PORT_EN) == 0) {
 			DRM_DEBUG_KMS("LVDS is not present in VBT\n");
 			return;