diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_display_irq.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display_irq.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display_irq.c b/drivers/gpu/drm/i915/display/intel_display_irq.c index e6f172cc665a..168f6d4ce208 100644 --- a/drivers/gpu/drm/i915/display/intel_display_irq.c +++ b/drivers/gpu/drm/i915/display/intel_display_irq.c @@ -1699,3 +1699,20 @@ void gen11_de_irq_postinstall(struct drm_i915_private *dev_priv) GEN11_DISPLAY_IRQ_ENABLE); } +void intel_display_irq_init(struct drm_i915_private *i915) +{ + i915->drm.vblank_disable_immediate = true; + + /* + * Most platforms treat the display irq block as an always-on power + * domain. vlv/chv can disable it at runtime and need special care to + * avoid writing any of the display block registers outside of the power + * domain. We defer setting up the display irqs in this case to the + * runtime pm. + */ + i915->display_irqs_enabled = true; + if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) + i915->display_irqs_enabled = false; + + intel_hotplug_irq_init(i915); +} |