dpaa2_cons_read_bs
rlen = dpaa2_cons_read_bs(cd, 0, &hdr, sizeof(hdr));
rlen = dpaa2_cons_read_bs(cd, cd->cur, buf, count);
rlen = dpaa2_cons_read_bs(cd, cd->cur, buf, count);
len = dpaa2_cons_read_bs(cd, 0, &hdr, sizeof(hdr));