diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 6b93d4a697ed199135d901fb1b4d31defa77cd90..cc910e69f7097d9b4592cc814235f7b9f57120ff 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2679,7 +2679,8 @@ static void ironlake_pch_enable(struct drm_crtc *crtc) I915_WRITE(TRANS_VSYNC(pipe), I915_READ(VSYNC(pipe))); I915_WRITE(TRANS_VSYNCSHIFT(pipe), I915_READ(VSYNCSHIFT(pipe))); - intel_fdi_normal_train(crtc); + if (!IS_HASWELL(dev)) + intel_fdi_normal_train(crtc); /* For PCH DP, enable TRANS_DP_CTL */ if (HAS_PCH_CPT(dev) &&