diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 09221ca1ffb27eed94fa5a9174b97d932743d10e..53e67c796d094800f05b89fe59ec0b020c44465b 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -337,17 +337,14 @@ void ilk_update_display_irq(struct drm_i915_private *dev_priv,
 	u32 new_val;
 
 	lockdep_assert_held(&dev_priv->irq_lock);
-
 	drm_WARN_ON(&dev_priv->drm, enabled_irq_mask & ~interrupt_mask);
 
-	if (drm_WARN_ON(&dev_priv->drm, !intel_irqs_enabled(dev_priv)))
-		return;
-
 	new_val = dev_priv->irq_mask;
 	new_val &= ~interrupt_mask;
 	new_val |= (~enabled_irq_mask & interrupt_mask);
 
-	if (new_val != dev_priv->irq_mask) {
+	if (new_val != dev_priv->irq_mask &&
+	    !drm_WARN_ON(&dev_priv->drm, !intel_irqs_enabled(dev_priv))) {
 		dev_priv->irq_mask = new_val;
 		I915_WRITE(DEIMR, dev_priv->irq_mask);
 		POSTING_READ(DEIMR);
@@ -2951,6 +2948,8 @@ static void ilk_irq_reset(struct drm_i915_private *dev_priv)
 	struct intel_uncore *uncore = &dev_priv->uncore;
 
 	GEN3_IRQ_RESET(uncore, DE);
+	dev_priv->irq_mask = ~0u;
+
 	if (IS_GEN(dev_priv, 7))
 		intel_uncore_write(uncore, GEN7_ERR_INT, 0xffffffff);
 
@@ -3695,6 +3694,7 @@ static void i8xx_irq_reset(struct drm_i915_private *dev_priv)
 	i9xx_pipestat_irq_reset(dev_priv);
 
 	GEN2_IRQ_RESET(uncore);
+	dev_priv->irq_mask = ~0u;
 }
 
 static void i8xx_irq_postinstall(struct drm_i915_private *dev_priv)
@@ -3864,6 +3864,7 @@ static void i915_irq_reset(struct drm_i915_private *dev_priv)
 	i9xx_pipestat_irq_reset(dev_priv);
 
 	GEN3_IRQ_RESET(uncore, GEN2_);
+	dev_priv->irq_mask = ~0u;
 }
 
 static void i915_irq_postinstall(struct drm_i915_private *dev_priv)
@@ -3970,6 +3971,7 @@ static void i965_irq_reset(struct drm_i915_private *dev_priv)
 	i9xx_pipestat_irq_reset(dev_priv);
 
 	GEN3_IRQ_RESET(uncore, GEN2_);
+	dev_priv->irq_mask = ~0u;
 }
 
 static void i965_irq_postinstall(struct drm_i915_private *dev_priv)