DRM_SCHED_PRIORITY_COUNT
struct drm_mock_sched_entity *entity[DRM_SCHED_PRIORITY_COUNT];
BUILD_BUG_ON(ARRAY_SIZE(entity) != DRM_SCHED_PRIORITY_COUNT);
struct drm_mock_sched_entity *entity[DRM_SCHED_PRIORITY_COUNT];
DRM_SCHED_PRIORITY_COUNT);