RVU_AF_PFFLR_INT
intr = rvu_read64(rvu, BLKADDR_RVUM, RVU_AF_PFFLR_INT);
rvu_write64(rvu, BLKADDR_RVUM, RVU_AF_PFFLR_INT,
RVU_AF_PFFLR_INT, INTR_MASK(rvu->hw->total_pfs));