1 files changed, 12 insertions, 1 deletions

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 2c5ee965e473..0a8eceb75902 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -495,6 +495,7 @@ static int i915_drm_freeze(struct drm_device *dev)
                 intel_modeset_disable(dev);
 
                 drm_irq_uninstall(dev);
+                dev_priv->enable_hotplug_processing = false;
         }
 
         i915_save_state(dev);
@@ -568,10 +569,20 @@ static int __i915_drm_thaw(struct drm_device *dev)
                 error = i915_gem_init_hw(dev);
                 mutex_unlock(&dev->struct_mutex);
 
+                /* We need working interrupts for modeset enabling ... */
+                drm_irq_install(dev);
+
                 intel_modeset_init_hw(dev);
                 intel_modeset_setup_hw_state(dev, false);
-                drm_irq_install(dev);
+
+                /*
+                 * ... but also need to make sure that hotplug processing
+                 * doesn't cause havoc. Like in the driver load code we don't
+                 * bother with the tiny race here where we might loose hotplug
+                 * notifications.
+                 * */
                 intel_hpd_init(dev);
+                dev_priv->enable_hotplug_processing = true;
         }
 
         intel_opregion_init(dev);