RVU_PRIV_PFX_INT_CFG
offset = rvu_read64(rvu, BLKADDR_RVUM, RVU_PRIV_PFX_INT_CFG(0)) & 0x3ff;
RVU_PRIV_PFX_INT_CFG(0)) & 0x3ff;
cfg = rvu_read64(rvu, BLKADDR_RVUM, RVU_PRIV_PFX_INT_CFG(pf));
RVU_PRIV_PFX_INT_CFG(pf), cfg | offset);