DC_PLANE_UPDATE_TIMES_MAX
unsigned int time_elapsed_in_us[DC_PLANE_UPDATE_TIMES_MAX];
if (oldest_index >= DC_PLANE_UPDATE_TIMES_MAX)
for (i = 0; i < DC_PLANE_UPDATE_TIMES_MAX; i++) {
average_render_time_in_us /= DC_PLANE_UPDATE_TIMES_MAX;