Commit 339e5a4c authored Sep 19, 2009 by Zhenyu Wang Committed by Jesse Barnes Sep 17, 2009

drm/i915: Fix SSC frequence for IGDNG



IGDNG LVDS SSC uses 120Mhz freq. This fixes one
1600x900 LVDS panel black issue on IGDNG with SSC enabled.

Cc: Stable Team <stable@kernel.org>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

parent b09aea7f

drivers/gpu/drm/i915/intel_bios.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -217,6 +217,9 @@ parse_general_features(struct drm_i915_private *dev_priv,
		if (IS_I85X(dev_priv->dev))
		dev_priv->lvds_ssc_freq =
		general->ssc_freq ? 66 : 48;
		else if (IS_IGDNG(dev_priv->dev))
		dev_priv->lvds_ssc_freq =
		general->ssc_freq ? 100 : 120;
		else
		dev_priv->lvds_ssc_freq =
		general->ssc_freq ? 100 : 96;