From 6f871b69b7fd3a0e683c10a72f4fa388502ab0e1 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= <ville.syrjala@linux.intel.com>
Date: Tue, 28 Oct 2014 16:15:51 +0200
Subject: [PATCH] drm/i915: Initialize PPS timestamps on vlv/chv
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The pps timestamp initialization was accidentally lost on vlv/chv in

 commit 1c97f558b030577ef6a0daa07af64f1981da5a2f
 Author: Ville Syrjälä <ville.syrjala@linux.intel.com>
 Date:   Thu Sep 4 14:54:20 2014 +0300

    drm/i915: Track which port is using which pipe's power sequencer

Restore it so that we avoid introducing random delays into the pps operations
during/after driver init time.

Cc: Imre Deak <imre.deak@intel.com>
Reported-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Imre Deak <imre.deak@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---
 drivers/gpu/drm/i915/intel_dp.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index f1a5fe26a9c8d..45c0a66360308 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -5364,12 +5364,11 @@ intel_dp_init_connector(struct intel_digital_port *intel_dig_port,
 
 	if (is_edp(intel_dp)) {
 		pps_lock(intel_dp);
-		if (IS_VALLEYVIEW(dev)) {
+		intel_dp_init_panel_power_timestamps(intel_dp);
+		if (IS_VALLEYVIEW(dev))
 			vlv_initial_power_sequencer_setup(intel_dp);
-		} else {
-			intel_dp_init_panel_power_timestamps(intel_dp);
+		else
 			intel_dp_init_panel_power_sequencer(dev, intel_dp);
-		}
 		pps_unlock(intel_dp);
 	}
 
-- 
2.39.5