ibx_display_interrupt_update
void ibx_display_interrupt_update(struct drm_i915_private *dev_priv,
ibx_display_interrupt_update(dev_priv, bits, bits);
ibx_display_interrupt_update(dev_priv, bits, 0);
ibx_display_interrupt_update(dev_priv, hotplug_irqs, enabled_irqs);
ibx_display_interrupt_update(dev_priv, hotplug_irqs, enabled_irqs);
ibx_display_interrupt_update(dev_priv, hotplug_irqs, enabled_irqs);