Commit c5796b71 authored by Imre Deak's avatar Imre Deak Committed by Daniel Vetter

drm/i915: access the PP_CONTROL reg only pre GEN5

This register exists only pre GEN5, but atm we also access it on
VLV/BXT/CHV. Prevent accessing it on these latter platforms.
Signed-off-by: default avatarImre Deak <imre.deak@intel.com>
Reviewed-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 01101fa7
...@@ -955,7 +955,7 @@ void intel_lvds_init(struct drm_device *dev) ...@@ -955,7 +955,7 @@ void intel_lvds_init(struct drm_device *dev)
if (HAS_PCH_SPLIT(dev)) { if (HAS_PCH_SPLIT(dev)) {
I915_WRITE(PCH_PP_CONTROL, I915_WRITE(PCH_PP_CONTROL,
I915_READ(PCH_PP_CONTROL) | PANEL_UNLOCK_REGS); I915_READ(PCH_PP_CONTROL) | PANEL_UNLOCK_REGS);
} else { } else if (INTEL_INFO(dev_priv)->gen < 5) {
I915_WRITE(PP_CONTROL, I915_WRITE(PP_CONTROL,
I915_READ(PP_CONTROL) | PANEL_UNLOCK_REGS); I915_READ(PP_CONTROL) | PANEL_UNLOCK_REGS);
} }
......
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