diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index d49d639bd3839665b81c86bf341920e1ca4f92ab..b8a00ed67e093ac406ab80f859983cbff8c7dfee 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -9098,7 +9098,12 @@ void intel_frontbuffer_flush(struct drm_device *dev, intel_edp_psr_flush(dev, frontbuffer_bits); - if (IS_GEN8(dev)) + /* + * FIXME: Unconditional fbc flushing here is a rather gross hack and + * needs to be reworked into a proper frontbuffer tracking scheme like + * psr employs. + */ + if (IS_BROADWELL(dev)) gen8_fbc_sw_flush(dev, FBC_REND_CACHE_CLEAN); }