drm/i914: Refactor vlv_display_irq_postinstall()

Split the vlv display irq postinstall code to a separate function so
that we can share it with chv.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 38e57dd0db1af4543d53350132f95dadac192dde..297c9b1246da99b35144c7febc490bc0ae75fab6 100644 (file)
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -3425,10 +3425,8 @@ void valleyview_disable_display_irqs(struct drm_i915_private *dev_priv)
                valleyview_display_irqs_uninstall(dev_priv);
 }
 
-static int valleyview_irq_postinstall(struct drm_device *dev)
+static void vlv_display_irq_postinstall(struct drm_i915_private *dev_priv)
 {
-       struct drm_i915_private *dev_priv = dev->dev_private;
-
        dev_priv->irq_mask = ~0;
 
        I915_WRITE(PORT_HOTPLUG_EN, 0);
@@ -3449,6 +3447,13 @@ static int valleyview_irq_postinstall(struct drm_device *dev)
 
        I915_WRITE(VLV_IIR, 0xffffffff);
        I915_WRITE(VLV_IIR, 0xffffffff);
+}
+
+static int valleyview_irq_postinstall(struct drm_device *dev)
+{
+       struct drm_i915_private *dev_priv = dev->dev_private;
+
+       vlv_display_irq_postinstall(dev_priv);
 
        gen5_gt_irq_postinstall(dev);