drm_plane_get_damage_clips_count
num_clips = drm_plane_get_damage_clips_count(new_plane_state);
num_clips = drm_plane_get_damage_clips_count(new_plane_state);
iter->num_clips = drm_plane_get_damage_clips_count(state);
EXPORT_SYMBOL(drm_plane_get_damage_clips_count);
num_clips = drm_plane_get_damage_clips_count(new_state);
u32 rect_count = drm_plane_get_damage_clips_count(new_state);
drm_plane_get_damage_clips_count(const struct drm_plane_state *state);