1268 static int qi_check_fault(struct intel_iommu *iommu, int index, int wait_index)  in qi_check_fault()  argument
1275 	if (qi->desc_status[wait_index] == QI_ABORT)  in qi_check_fault()
1297 			memcpy(desc, qi->desc + (wait_index << shift),  in qi_check_fault()
1325 		if (qi->desc_status[wait_index] == QI_ABORT)  in qi_check_fault()
1352 	int wait_index, index;  in qi_submit_sync()  local
1391 	wait_index = (index + count) % QI_LENGTH;  in qi_submit_sync()
1401 	qi->desc_status[wait_index] = QI_IN_USE;  in qi_submit_sync()
1407 	wait_desc.qw1 = virt_to_phys(&qi->desc_status[wait_index]);  in qi_submit_sync()
1411 	offset = wait_index << shift;  in qi_submit_sync()
1423 	while (READ_ONCE(qi->desc_status[wait_index]) != QI_DONE) {  in qi_submit_sync()
1431 		rc = qi_check_fault(iommu, index, wait_index);  in qi_submit_sync()