QLW_BURST_ENABLE
sc->sc_isp_config = QLW_BURST_ENABLE | QLW_PCI_FIFO_64;
sc->sc_isp_config = QLW_BURST_ENABLE | QLW_PCI_FIFO_128;
if (sc->sc_isp_config & QLW_BURST_ENABLE)
sc->sc_isp_config = QLW_BURST_ENABLE | QLW_SBUS_FIFO_32;
sc->sc_isp_config = QLW_BURST_ENABLE | QLW_SBUS_FIFO_16;
sc->sc_isp_config = QLW_BURST_ENABLE | QLW_SBUS_BURST_8;