diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_runtime_pm.c')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_runtime_pm.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c index 7fb1da4e7..2592b39ff 100644 --- a/drivers/gpu/drm/i915/intel_runtime_pm.c +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c @@ -952,6 +952,7 @@ static void vlv_init_display_clock_gating(struct drm_i915_private *dev_priv) static void vlv_display_power_well_init(struct drm_i915_private *dev_priv) { + struct intel_encoder *encoder; enum pipe pipe; /* @@ -987,6 +988,12 @@ static void vlv_display_power_well_init(struct drm_i915_private *dev_priv) intel_hpd_init(dev_priv); + /* Re-enable the ADPA, if we have one */ + for_each_intel_encoder(dev_priv->dev, encoder) { + if (encoder->type == INTEL_OUTPUT_ANALOG) + intel_crt_reset(&encoder->base); + } + i915_redisable_vga_power_on(dev_priv->dev); } @@ -1000,6 +1007,8 @@ static void vlv_display_power_well_deinit(struct drm_i915_private *dev_priv) synchronize_irq(dev_priv->dev->irq); vlv_power_sequencer_reset(dev_priv); + + intel_hpd_poll_init(dev_priv); } static void vlv_display_power_well_enable(struct drm_i915_private *dev_priv, |