> The only real restriction in libata is in ata_device_add(), which > unconditionally registers an irq handler. Make a few changes there, add > a few flags, and the existing polling code will kick in. Obvious thing to do would be to do this if the IRQ number passed in is 0 rather than aborting as we do now. In theory ISAPnP devices may be IRQless too. Alan - To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html