diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 9db931a450f6..bf564a638dca 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -11063,7 +11063,8 @@ static int intel_crtc_atomic_check(struct drm_crtc *crtc, int ret; bool mode_changed = needs_modeset(crtc_state); - if (mode_changed && !crtc_state->active) + if (INTEL_GEN(dev_priv) < 5 && !IS_G4X(dev_priv) && + mode_changed && !crtc_state->active) pipe_config->update_wm_post = true; if (mode_changed && crtc_state->enable &&