Commit e2e022ec authored by Alan Cox's avatar Alan Cox Committed by Dave Airlie
Browse files

gma500/oaktrail: panel display quality fix

The GCT setup was used on Moorestown. The Oaktrail version uses a normal PC
interface. That means we must also honour the dither info from the BIOS

Signed-off-by: default avatarAlan Cox <>
Signed-off-by: default avatarDave Airlie <>
parent 5d3852dc
......@@ -375,6 +375,8 @@ void oaktrail_lvds_init(struct drm_device *dev,
if (dev_priv->vbt_data.size != 0x00)
mode_dev->panel_wants_dither = (dev_priv->gct_data.
Panel_Port_Control & MRST_PANEL_8TO6_DITHER_ENABLE);
if (dev_priv->lvds_dither)
mode_dev->panel_wants_dither = 1;
* LVDS discovery:
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