On Tue, 2011-11-01 at 13:31 +0800, JiSheng Zhang wrote: > Currently, there's no start/stop management in scsi cdrom driver to > spin up/down the motor do we need to implement it? Say more ... like what you think it buys. The auto spin down of a CD tends to be the best power control we have and it's not even clear that manufacturers have implemented any other useful power states. James -- 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