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-rw-r--r--drivers/gpu/drm/i915/intel_dp.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 79cf2d5..49c582d 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -4899,13 +4899,15 @@ static void intel_edp_panel_vdd_sanitize(struct intel_dp *intel_dp)
void intel_dp_encoder_reset(struct drm_encoder *encoder)
{
- struct intel_dp *intel_dp;
+ struct drm_i915_private *dev_priv = to_i915(encoder->dev);
+ struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
+
+ if (!HAS_DDI(dev_priv))
+ intel_dp->DP = I915_READ(intel_dp->output_reg);
if (to_intel_encoder(encoder)->type != INTEL_OUTPUT_EDP)
return;
- intel_dp = enc_to_intel_dp(encoder);
-
pps_lock(intel_dp);
/*
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