[PATCH 8/8] drm/i915: Hook PSR functionality

[Rodrigo Vivi]

PSR must be enabled after transcoder and port are running.
And it is only available for HSW.

v2: move enable/disable to intel_ddi

Signed-off-by: Rodrigo Vivi <rodrigo.vivi at gmail.com>
---
 drivers/gpu/drm/i915/intel_ddi.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 816c45c..bbfdcfd 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -1321,6 +1321,7 @@ static void intel_enable_ddi(struct intel_encoder *intel_encoder)
 		struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
 
 		ironlake_edp_backlight_on(intel_dp);
+		intel_edp_enable_psr(intel_dp);
 	}
 
 	if (intel_crtc->eld_vld) {
@@ -1345,6 +1346,7 @@ static void intel_disable_ddi(struct intel_encoder *intel_encoder)
 		struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
 
 		ironlake_edp_backlight_off(intel_dp);
+		intel_edp_disable_psr(intel_dp);
 	}
 
 	tmp = I915_READ(HSW_AUD_PIN_ELD_CP_VLD);
-- 
1.8.1.2