HDAC_SDLPIB
return (HDAC_READ_4(&sc->mem, off + HDAC_SDLPIB));
lpib = hda_get_reg_by_offset(sc, off + HDAC_SDLPIB);
hda_set_reg_by_offset(sc, off + HDAC_SDLPIB, pib);
hda_set_reg_by_offset(sc, 0x2000 + off + HDAC_SDLPIB, pib);