--- drivers/gpu/drm/i915/i915_drv.h

+++ drivers/gpu/drm/i915/i915_drv.h

@@ -555,8 +555,6 @@ typedef struct drm_i915_private {

struct timer_list idle_timer;

bool busy;

u16 orig_clock;

- int child_dev_num;

- struct child_device_config *child_dev;

struct drm_connector *int_lvds_connector;

} drm_i915_private_t;