diff options
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 34ad999b8300..df3751323511 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -3321,6 +3321,9 @@ static void vlv_display_irq_postinstall(struct drm_i915_private *dev_priv) I915_DISPLAY_PIPE_B_EVENT_INTERRUPT; if (IS_CHERRYVIEW(dev_priv)) enable_mask |= I915_DISPLAY_PIPE_C_EVENT_INTERRUPT; + + WARN_ON(dev_priv->irq_mask != ~0); + dev_priv->irq_mask = ~enable_mask; GEN5_IRQ_INIT(VLV_, dev_priv->irq_mask, enable_mask); |