diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 1b2c744..54a2b6d 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -8000,6 +8000,21 @@ static void intel_set_config_restore_state(struct drm_device *dev,
 	}
 }
 
+static bool
+connector_off(struct drm_crtc *crtc, struct drm_connector *connectors,
+	      int num_connectors)
+{
+	int i;
+
+	for (i = 0; i < num_connectors; i++)
+		if (connectors[i].encoder &&
+		    connectors[i].encoder->crtc == crtc &&
+		    connectors[i].dpms != DRM_MODE_DPMS_ON)
+			return true;
+
+	return false;
+}
+
 static void
 intel_set_config_compute_mode_changes(struct drm_mode_set *set,
 				      struct intel_set_config *config)
@@ -8007,7 +8022,10 @@ intel_set_config_compute_mode_changes(struct drm_mode_set *set,
 
 	/* We should be able to check here if the fb has the same properties
 	 * and then just flip_or_move it */
-	if (set->crtc->fb != set->fb) {
+	if (connector_off(set->crtc, *set->connectors,
+			  set->num_connectors)) {
+			config->mode_changed = true;
+	} else if (set->crtc->fb != set->fb) {
 		/* If we have no fb then treat it as a full mode set */
 		if (set->crtc->fb == NULL) {
 			DRM_DEBUG_KMS("crtc has no fb, full mode set\n");
@@ -8017,8 +8035,9 @@ intel_set_config_compute_mode_changes(struct drm_mode_set *set,
 		} else if (set->fb->pixel_format !=
 			   set->crtc->fb->pixel_format) {
 			config->mode_changed = true;
-		} else
+		} else {
 			config->fb_changed = true;
+		}
 	}
 
 	if (set->fb && (set->x != set->crtc->x || set->y != set->crtc->y))