i9xx_pipestat_irq_reset(display);
 }
 
+void i915_display_irq_postinstall(struct intel_display *display)
+{
+       struct drm_i915_private *dev_priv = to_i915(display->drm);
+
+       /*
+        * Interrupt setup is already guaranteed to be single-threaded, this is
+        * just to make the assert_spin_locked check happy.
+        */
+       spin_lock_irq(&dev_priv->irq_lock);
+       i915_enable_pipestat(display, PIPE_A, PIPE_CRC_DONE_INTERRUPT_STATUS);
+       i915_enable_pipestat(display, PIPE_B, PIPE_CRC_DONE_INTERRUPT_STATUS);
+       spin_unlock_irq(&dev_priv->irq_lock);
+
+       i915_enable_asle_pipestat(display);
+}
+
 static u32 vlv_error_mask(void)
 {
        /* TODO enable other errors too? */
 
 void gen8_display_irq_reset(struct intel_display *display);
 void gen11_display_irq_reset(struct intel_display *display);
 
+void i915_display_irq_postinstall(struct intel_display *display);
 void vlv_display_irq_postinstall(struct intel_display *display);
 void ilk_de_irq_postinstall(struct intel_display *display);
 void gen8_de_irq_postinstall(struct intel_display *display);
 
 
        gen2_irq_init(uncore, GEN2_IRQ_REGS, dev_priv->irq_mask, enable_mask);
 
-       /* Interrupt setup is already guaranteed to be single-threaded, this is
-        * just to make the assert_spin_locked check happy. */
-       spin_lock_irq(&dev_priv->irq_lock);
-       i915_enable_pipestat(display, PIPE_A, PIPE_CRC_DONE_INTERRUPT_STATUS);
-       i915_enable_pipestat(display, PIPE_B, PIPE_CRC_DONE_INTERRUPT_STATUS);
-       spin_unlock_irq(&dev_priv->irq_lock);
-
-       i915_enable_asle_pipestat(display);
+       i915_display_irq_postinstall(display);
 }
 
 static irqreturn_t i915_irq_handler(int irq, void *arg)