drm/i915/ddi: set sink to power down mode on dp disable

Similar to
commit fdbc3b1f639bb2cbfb32c612b2699e0ba373317d
Author: Jani Nikula <jani.nikula@intel.com>
Date:   Tue Nov 12 17:10:13 2013 +0200

    drm/i915/dp: set sink to power down mode on dp disable

but for DDI, where we've never done this.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Tested-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 330077bcd0bddb22ecf056766dd88cd7ed70bfaf..333fff367e5e1f5468b821120bfd019c44189a30 100644 (file)
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -1158,9 +1158,10 @@ static void intel_ddi_post_disable(struct intel_encoder *intel_encoder)
        if (wait)
                intel_wait_ddi_buf_idle(dev_priv, port);
 
-       if (type == INTEL_OUTPUT_EDP) {
+       if (type == INTEL_OUTPUT_DISPLAYPORT || type == INTEL_OUTPUT_EDP) {
                struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
                ironlake_edp_panel_vdd_on(intel_dp);
+               intel_dp_sink_dpms(intel_dp, DRM_MODE_DPMS_OFF);
                ironlake_edp_panel_off(intel_dp);
        }