1 files changed, 18 insertions, 7 deletions

diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index b8af94a5be39..c3b4da7895ed 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -92,6 +92,7 @@ static void intel_lvds_get_config(struct intel_encoder *encoder,
         struct drm_device *dev = encoder->base.dev;
         struct drm_i915_private *dev_priv = dev->dev_private;
         u32 lvds_reg, tmp, flags = 0;
+        int dotclock;
 
         if (HAS_PCH_SPLIT(dev))
                 lvds_reg = PCH_LVDS;
@@ -116,6 +117,13 @@ 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->adjusted_mode.crtc_clock = dotclock;
 }
 
 /* The LVDS pin pair needs to be on before the DPLLs are enabled.
@@ -198,7 +206,8 @@ static void intel_enable_lvds(struct intel_encoder *encoder)
 {
         struct drm_device *dev = encoder->base.dev;
         struct intel_lvds_encoder *lvds_encoder = to_lvds_encoder(&encoder->base);
-        struct intel_crtc *intel_crtc = to_intel_crtc(encoder->base.crtc);
+        struct intel_connector *intel_connector =
+                &lvds_encoder->attached_connector->base;
         struct drm_i915_private *dev_priv = dev->dev_private;
         u32 ctl_reg, stat_reg;
 
@@ -217,13 +226,15 @@ static void intel_enable_lvds(struct intel_encoder *encoder)
         if (wait_for((I915_READ(stat_reg) & PP_ON) != 0, 1000))
                 DRM_ERROR("timed out waiting for panel to power on\n");
 
-        intel_panel_enable_backlight(dev, intel_crtc->pipe);
+        intel_panel_enable_backlight(intel_connector);
 }
 
 static void intel_disable_lvds(struct intel_encoder *encoder)
 {
         struct drm_device *dev = encoder->base.dev;
         struct intel_lvds_encoder *lvds_encoder = to_lvds_encoder(&encoder->base);
+        struct intel_connector *intel_connector =
+                &lvds_encoder->attached_connector->base;
         struct drm_i915_private *dev_priv = dev->dev_private;
         u32 ctl_reg, stat_reg;
 
@@ -235,7 +246,7 @@ static void intel_disable_lvds(struct intel_encoder *encoder)
                 stat_reg = PP_STATUS;
         }
 
-        intel_panel_disable_backlight(dev);
+        intel_panel_disable_backlight(intel_connector);
 
         I915_WRITE(ctl_reg, I915_READ(ctl_reg) & ~POWER_TARGET_ON);
         if (wait_for((I915_READ(stat_reg) & PP_ON) == 0, 1000))
@@ -466,7 +477,6 @@ static void intel_lvds_destroy(struct drm_connector *connector)
 
         intel_panel_fini(&lvds_connector->base.panel);
 
-        drm_sysfs_connector_remove(connector);
         drm_connector_cleanup(connector);
         kfree(connector);
 }
@@ -802,7 +812,8 @@ static bool lvds_is_present_in_vbt(struct drm_device *dev,
                 return true;
 
         for (i = 0; i < dev_priv->vbt.child_dev_num; i++) {
-                struct child_device_config *child = dev_priv->vbt.child_dev + 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
@@ -956,11 +967,11 @@ void intel_lvds_init(struct drm_device *dev)
                 }
         }
 
-        lvds_encoder = kzalloc(sizeof(struct intel_lvds_encoder), GFP_KERNEL);
+        lvds_encoder = kzalloc(sizeof(*lvds_encoder), GFP_KERNEL);
         if (!lvds_encoder)
                 return;
 
-        lvds_connector = kzalloc(sizeof(struct intel_lvds_connector), GFP_KERNEL);
+        lvds_connector = kzalloc(sizeof(*lvds_connector), GFP_KERNEL);
         if (!lvds_connector) {
                 kfree(lvds_encoder);
                 return;