diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_irq.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_irq.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 08a5a4ba52ac..e6a1db36928e 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -183,6 +183,8 @@ static void ilk_update_gt_irq(struct drm_i915_private *dev_priv, { assert_spin_locked(&dev_priv->irq_lock); + WARN_ON(enabled_irq_mask & ~interrupt_mask); + if (WARN_ON(!intel_irqs_enabled(dev_priv))) return; @@ -229,6 +231,8 @@ static void snb_update_pm_irq(struct drm_i915_private *dev_priv, { uint32_t new_val; + WARN_ON(enabled_irq_mask & ~interrupt_mask); + assert_spin_locked(&dev_priv->irq_lock); new_val = dev_priv->pm_irq_mask; @@ -328,6 +332,8 @@ void ibx_display_interrupt_update(struct drm_i915_private *dev_priv, sdeimr &= ~interrupt_mask; sdeimr |= (~enabled_irq_mask & interrupt_mask); + WARN_ON(enabled_irq_mask & ~interrupt_mask); + assert_spin_locked(&dev_priv->irq_lock); if (WARN_ON(!intel_irqs_enabled(dev_priv))) |