diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display_power.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c index 64943179c05e..41aec2998ada 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.c +++ b/drivers/gpu/drm/i915/display/intel_display_power.c @@ -1780,6 +1780,13 @@ out: vlv_punit_put(dev_priv); } +static void chv_pipe_power_well_sync_hw(struct drm_i915_private *dev_priv, + struct i915_power_well *power_well) +{ + intel_de_write(dev_priv, DISPLAY_PHY_CONTROL, + dev_priv->chv_phy_control); +} + static void chv_pipe_power_well_enable(struct drm_i915_private *dev_priv, struct i915_power_well *power_well) { @@ -2762,7 +2769,7 @@ static const struct i915_power_well_ops i9xx_always_on_power_well_ops = { }; static const struct i915_power_well_ops chv_pipe_power_well_ops = { - .sync_hw = i9xx_power_well_sync_hw_noop, + .sync_hw = chv_pipe_power_well_sync_hw, .enable = chv_pipe_power_well_enable, .disable = chv_pipe_power_well_disable, .is_enabled = chv_pipe_power_well_enabled, @@ -5163,11 +5170,10 @@ static void chv_phy_control_init(struct drm_i915_private *dev_priv) dev_priv->chv_phy_assert[DPIO_PHY1] = true; } - intel_de_write(dev_priv, DISPLAY_PHY_CONTROL, - dev_priv->chv_phy_control); - drm_dbg_kms(&dev_priv->drm, "Initial PHY_CONTROL=0x%08x\n", dev_priv->chv_phy_control); + + /* Defer application of initial phy_control to enabling the powerwell */ } static void vlv_cmnlane_wa(struct drm_i915_private *dev_priv) |