INTR_TYPE_FIXED
if (INTR_TYPE_FIXED == softs->intr_type) {
if (softs->intr_type == INTR_TYPE_FIXED) {
if (softs->intr_type == INTR_TYPE_FIXED) {
softs->intr_type = INTR_TYPE_FIXED;
case INTR_TYPE_FIXED: