From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
The pps timestamp initialization was accidentally lost on vlv/chv in
commit a4a5d2f8a96e09844a91469e889f15bd5e927399
Author: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
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@xxxxxxxxx>
Reported-by: Imre Deak <imre.deak@xxxxxxxxx>
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
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 82e47da..25fe260 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -5383,12 +5383,11 @@ 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);
}
--
2.0.4
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