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drm/i915: re-initialize DDI buffer translations after resume 

This is necessary for the modesetting to work correctly after a
suspend-resume cycle. Without this, the pipes and clocks got the correct
configuration, but the underlying DDI buffers configuration was lost.

Signed-off-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Eugeni Dodonov 2012-06-28 15:55:35 -03:00 committed by Daniel Vetter
parent 40579abed0
commit a8f78b5822
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/i915/intel_display.c
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@ -7169,6 +7169,8 @@ static void ivb_pch_pwm_override(struct drm_device *dev)
void intel_modeset_init_hw(struct drm_device *dev)
{
intel_prepare_ddi(dev);
intel_init_clock_gating(dev);
mutex_lock(&dev->struct_mutex);
@ -7198,8 +7200,6 @@ void intel_modeset_init(struct drm_device *dev)
intel_init_pm(dev);
intel_prepare_ddi(dev);
intel_init_display(dev);
if (IS_GEN2(dev)) {