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authorZhenyu Wang <zhenyuw@linux.intel.com>2009-07-24 01:00:32 +0800
committerEric Anholt <eric@anholt.net>2009-07-29 15:16:19 -0700
commit32f9d658aee5be09ebdd28fc730630e61d0b46db (patch)
tree66f1417c8631659c17874876ab7036eb4fdf2ec9 /drivers/gpu/drm/i915/intel_lvds.c
parent5eb08b69f510fadaba77eb9a1bda0f7299c4ebcc (diff)
drm/i915: Add eDP support on IGDNG mobile chip
This adds embedded DisplayPort support on next mobile chip which aims to replace origin LVDS port. VBT's driver feature block has been used to determine the type of current internal panel for eDP or LVDS. Currently no panel fitting support for eDP and backlight control would be added in future. Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com> Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_lvds.c')
-rw-r--r--drivers/gpu/drm/i915/intel_lvds.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 43c7d9aa59c..3f445a80c55 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -892,6 +892,10 @@ void intel_lvds_init(struct drm_device *dev)
if (IS_IGDNG(dev)) {
if ((I915_READ(PCH_LVDS) & LVDS_DETECTED) == 0)
return;
+ if (dev_priv->edp_support) {
+ DRM_DEBUG("disable LVDS for eDP support\n");
+ return;
+ }
gpio = PCH_GPIOC;
}