rvupf_read64
intr = rvupf_read64(rvu, rvu_irq_data->intr_status);
bar4 = rvupf_read64(rvu, RVU_PF_VF_BAR4_ADDR);
intr = rvupf_read64(rvu, RVU_PF_VFPF_MBOX_INTX(1));
intr = rvupf_read64(rvu, RVU_PF_VFPF_MBOX_INTX(0));
intr = rvupf_read64(rvu, RVU_PF_VFFLR_INTX(reg));
intr = rvupf_read64(rvu, RVU_PF_VFME_INTX(vfset));
cfg = rvupf_read64(rvu, RVU_PF_BLOCK_ADDRX_DISC(blkid));