QIB_RFLAGS_ENABLE_QEBSM
if (!(irq_ptr->qib.rflags & QIB_RFLAGS_ENABLE_QEBSM))
irq_ptr->qib.rflags &= ~QIB_RFLAGS_ENABLE_QEBSM;
irq_ptr->qib.rflags |= QIB_RFLAGS_ENABLE_QEBSM;