From: Paulo Zanoni <paulo.r.zanoni at intel.com> Missing from intel_ddi_dpms. Signed-off-by: Paulo Zanoni <paulo.r.zanoni at intel.com> --- drivers/gpu/drm/i915/intel_ddi.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c index b8b7670..4fd22ae 100644 --- a/drivers/gpu/drm/i915/intel_ddi.c +++ b/drivers/gpu/drm/i915/intel_ddi.c @@ -787,6 +787,9 @@ void intel_ddi_dpms(struct drm_encoder *encoder, int mode) */ I915_WRITE(DDI_BUF_CTL(port), temp); + + if (mode != DRM_MODE_DPMS_ON && (temp & DDI_BUF_CTL_ENABLE)) + intel_wait_ddi_buf_idle(dev_priv, port); } static void intel_ddi_disable_pipe(struct drm_i915_private *dev_priv, -- 1.7.11.2
